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2014/10/16 ¤W¤È 08:09:34
android Programming Glossary: advantageAndroid ViewPager - can't update dynamically http://stackoverflow.com/questions/10849552/android-viewpager-cant-update-dynamically are best handled by the fragment itself. That's the advantage of having a fragment after all it is its own controller. A fragment..
How many Activities vs Fragments? http://stackoverflow.com/questions/12363790/how-many-activities-vs-fragments intent.putExtra index index startActivity intent Another advantage of the ABS pattern is that you do not end up with a Tablet Activity..
Android: custom separator (or even item) in ListView depening on content of item http://stackoverflow.com/questions/1606320/android-custom-separator-or-even-item-in-listview-depening-on-content-of-item You can also use my MergeAdapter for this which has the advantage of being Apache License 2.0. Just hand it an alternating set..
http://stackoverflow.com/questions/2472059/cant-build-and-run-an-android-test-project-created-using-ant-create-test-proje IDE. I'd like to build them using ant so that I can take advantage of continuous integration. Building the app module works fine...
Android: How do i pass an object from one activity to another? [duplicate] http://stackoverflow.com/questions/2906925/android-how-do-i-pass-an-object-from-one-activity-to-another When you are creating an object of intent you can take advantage of following two methods for passing objects between two activities...
Android save view to jpg or png http://stackoverflow.com/questions/3107527/android-save-view-to-jpg-or-png pictures share improve this question You can take advantage of a View's drawing cache. view.setDrawingCacheEnabled true..
http://stackoverflow.com/questions/3626750/textview-wrap-around-view around View I'm trying to make my horizontal layouts take advantage of the room available. In an info showing activity I have a..
Does the Android Emulator support OpenGL ES 2.0? http://stackoverflow.com/questions/4455783/does-the-android-emulator-support-opengl-es-2-0 option from the hardware menu if you want to take advantage of the new features. Reference liliputing share improve this..
Handle screen orientation changes when there are AsyncTasks running http://stackoverflow.com/questions/4584015/handle-screen-orientation-changes-when-there-are-asynctasks-running result is already available when it is recreated. Another advantage is that you have direct access to the applications context because..
How to parse XML using the SAX parser http://stackoverflow.com/questions/4827344/how-to-parse-xml-using-the-sax-parser that was a very quick example as you can see. The major advantage of using the android.sax SAX implementation is that you can.. add an event listener to the appropriate elements. The disadvantage is that the code get quite repeating and bloated. org.xml.sax.. Now to be honest I can't really tell you any real advantage of this handler implementation over the android.sax one. I can..
Android: Expand/collapse animation http://stackoverflow.com/questions/4946295/android-expand-collapse-animation became popular so I post my actual solution. The main advantage is that you don't have to know the expanded height to apply..
Using Singleton design pattern for SQLiteDatabase http://stackoverflow.com/questions/6905524/using-singleton-design-pattern-for-sqlitedatabase Cursor with a CursorLoader which I suggest you take advantage of it is magical you'll need to implement a ContentProvider..
Handler vs AsyncTask vs Thread http://stackoverflow.com/questions/6964011/handler-vs-asynctask-vs-thread should be done via Handlers. Using Handlers you have the advantage of MessagingQueues so if you want to schedule messages or update.. between two thread by other ways but there are many disadvantages for eg Main thread isn't thread safe in most of time in other..
Why not use always android:configChanges=“keyboardHidden|orientation”? http://stackoverflow.com/questions/7818717/why-not-use-always-androidconfigchanges-keyboardhiddenorientation when should I use it As you mentioned there is a distinct advantage. Overwriting the default configuration change for a rotation..
Android TYPE_LINEAR_ACCELERATION sensor - what does it show? http://stackoverflow.com/questions/7858759/android-type-linear-acceleration-sensor-what-does-it-show in a future release. Currently the only way to take advantage of the gyro is to use TYPE_GYROSCOPE and integrate the output..
How to start a Service when .apk is Installed for the first time http://stackoverflow.com/questions/8531926/how-to-start-a-service-when-apk-is-installed-for-the-first-time scenario of remote install and run which they were taking advantage of previously. After all with that anyone with a hacked Google..
http://stackoverflow.com/questions/9363072/android-set-fragment-id relative to the actual FragmentTransaction anyway. Another advantage to the tag method is that it can identify a Fragment that isn't..
Capturing mobile phone traffic on wireshark http://stackoverflow.com/questions/9555403/capturing-mobile-phone-traffic-on-wireshark Get a capture device that can sniff wi fi. This has the advantage of giving you 802.11x headers as well but you may miss some..
Android ViewPager - can't update dynamically http://stackoverflow.com/questions/10849552/android-viewpager-cant-update-dynamically but needs to be updated anyway Updates to a living fragment are best handled by the fragment itself. That's the advantage of having a fragment after all it is its own controller. A fragment can add a listener or an observer to another object..
How many Activities vs Fragments? http://stackoverflow.com/questions/12363790/how-many-activities-vs-fragments Intent intent.setClass getActivity DetailsActivity.class intent.putExtra index index startActivity intent Another advantage of the ABS pattern is that you do not end up with a Tablet Activity containing lots of logic and that means that you save..
Android: custom separator (or even item) in ListView depening on content of item http://stackoverflow.com/questions/1606320/android-custom-separator-or-even-item-in-listview-depening-on-content-of-item it is derived from this implementation which was GPLv3. You can also use my MergeAdapter for this which has the advantage of being Apache License 2.0. Just hand it an alternating set of header TextView s and Adapter s containing each section's..
http://stackoverflow.com/questions/2472059/cant-build-and-run-an-android-test-project-created-using-ant-create-test-proje build their own APKs and they both work fine from within my IDE. I'd like to build them using ant so that I can take advantage of continuous integration. Building the app module works fine. I'm having difficulty getting the Test module to compile..
Android: How do i pass an object from one activity to another? [duplicate] http://stackoverflow.com/questions/2906925/android-how-do-i-pass-an-object-from-one-activity-to-another this android object activity share improve this question When you are creating an object of intent you can take advantage of following two methods for passing objects between two activities. putParceble putSerializable What you can do with this..
Android save view to jpg or png http://stackoverflow.com/questions/3107527/android-save-view-to-jpg-or-png Auto generated catch block e.printStackTrace android camera pictures share improve this question You can take advantage of a View's drawing cache. view.setDrawingCacheEnabled true Bitmap b view.getDrawingCache b.compress CompressFormat.JPEG..
http://stackoverflow.com/questions/3626750/textview-wrap-around-view wrap around View I'm trying to make my horizontal layouts take advantage of the room available. In an info showing activity I have a 'fact box' followed by a large box of text. I'd like the infobox..
Does the Android Emulator support OpenGL ES 2.0? http://stackoverflow.com/questions/4455783/does-the-android-emulator-support-opengl-es-2-0
Handle screen orientation changes when there are AsyncTasks running http://stackoverflow.com/questions/4584015/handle-screen-orientation-changes-when-there-are-asynctasks-running can check whether the task is still running or whether the result is already available when it is recreated. Another advantage is that you have direct access to the applications context because the Application class is a sub class of the Context class...
How to parse XML using the SAX parser http://stackoverflow.com/questions/4827344/how-to-parse-xml-using-the-sax-parser catch IOException e handle the exception return null Now that was a very quick example as you can see. The major advantage of using the android.sax SAX implementation is that you can define the structure of the XML you have to parse and then just.. the structure of the XML you have to parse and then just add an event listener to the appropriate elements. The disadvantage is that the code get quite repeating and bloated. org.xml.sax Implementation The org.xml.sax SAX handler implementation.. here for example send the Channel object somewhere or whatever. Now to be honest I can't really tell you any real advantage of this handler implementation over the android.sax one. I can however tell you the disadvantage which should be pretty..
Android: Expand/collapse animation http://stackoverflow.com/questions/4946295/android-expand-collapse-animation share improve this question I see that this question became popular so I post my actual solution. The main advantage is that you don't have to know the expanded height to apply the animation and once the view is expanded it adapts height..
Using Singleton design pattern for SQLiteDatabase http://stackoverflow.com/questions/6905524/using-singleton-design-pattern-for-sqlitedatabase an Activity or Fragment to implement LoaderManager.LoaderCallbacks Cursor with a CursorLoader which I suggest you take advantage of it is magical you'll need to implement a ContentProvider for your application. Further you don't need to worry about..
Handler vs AsyncTask vs Thread http://stackoverflow.com/questions/6964011/handler-vs-asynctask-vs-thread communicate with the UI. Updating a progressbar for instance should be done via Handlers. Using Handlers you have the advantage of MessagingQueues so if you want to schedule messages or update multiple UI elements or have repeating tasks. AsyncTasks.. not be the UI Thread always . And of course you can communicate between two thread by other ways but there are many disadvantages for eg Main thread isn't thread safe in most of time in other words DANGEROUS. That is why you should use Handler and AsyncTask..
Why not use always android:configChanges=“keyboardHidden|orientation”? http://stackoverflow.com/questions/7818717/why-not-use-always-androidconfigchanges-keyboardhiddenorientation that will help you down the road so get used to it. So when should I use it As you mentioned there is a distinct advantage. Overwriting the default configuration change for a rotation by handling it yourself will speed things up. However this..
Android TYPE_LINEAR_ACCELERATION sensor - what does it show? http://stackoverflow.com/questions/7858759/android-type-linear-acceleration-sensor-what-does-it-show on Nexus One or Droid. We are planing to improve this situation in a future release. Currently the only way to take advantage of the gyro is to use TYPE_GYROSCOPE and integrate the output by hand. I hope this helps Mathias Anyway in various place..
How to start a Service when .apk is Installed for the first time http://stackoverflow.com/questions/8531926/how-to-start-a-service-when-apk-is-installed-for-the-first-time the user runs the app manually. This block covers the Plan B scenario of remote install and run which they were taking advantage of previously. After all with that anyone with a hacked Google account would be at risk of having their device infected..
http://stackoverflow.com/questions/9363072/android-set-fragment-id generate strings dynamically. But it's not that expensive relative to the actual FragmentTransaction anyway. Another advantage to the tag method is that it can identify a Fragment that isn't being added to the UI. See FragmentTransaction's add Fragment..
Capturing mobile phone traffic on wireshark http://stackoverflow.com/questions/9555403/capturing-mobile-phone-traffic-on-wireshark
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